< Secondary school | ≥ Secondary school | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
18-39 | 40-55 | 18-39 | 40-55 | ||||||||||||||||
PD | P | z | T | IQ | PD | P | z | T | IQ | PD | P | z | T | IQ | PD | P | z | T | IQ |
0-11 | < 3 | < −1.72 | < 33 | < 74 | 0-9 | 1 | < −2.19 | < 28 | < 67 | 0-5 | 1 | < −3.45 | < 16 | < 48 | 0-9 | 1 | < −2.4 | < 26 | < 64 |
0-11 | < 3 | < −1.72 | < 33 | < 74 | 0-9 | 1 | < −2.19 | < 28 | < 67 | 6 | 1 | −3.45 | 16 | 48 | 0-9 | 1 | < −2.4 | < 26 | < 64 |
0-11 | < 3 | < −1.72 | < 33 | < 74 | 0-9 | 1 | < −2.19 | < 28 | < 67 | 7 | 1 | −3.21 | 18 | 52 | 0-9 | 1 | < −2.4 | < 26 | < 64 |
0-11 | < 3 | < −1.72 | < 33 | < 74 | 9 | 1 | −2.19 | 28 | 67 | 8 | 1 | −2.96 | 20 | 56 | 0-9 | 1 | < −2.4 | < 26 | < 64 |
0-11 | < 3 | < −1.72 | < 33 | < 74 | 10 | 2 | −1.93 | 31 | 71 | 9 | 1 | −2.72 | 23 | 59 | 10 | 1 | −2.4 | 26 | 64 |
0-11 | < 3 | < −1.72 | < 33 | < 74 | 11 | 5 | −1.67 | 33 | 75 | 10 | 1 | −2.48 | 25 | 63 | 11 | 2 | −2.14 | 29 | 68 |
12 | 3 | −1.72 | 33 | 74 | 12 | 9 | −1.41 | 36 | 79 | 11 | 3 | −2.24 | 28 | 66 | 12 | 3 | −1.89 | 31 | 72 |
13 | 9 | −1.45 | 35 | 78 | 13 | 15 | −1.15 | 39 | 83 | 12 | 4 | −1.99 | 30 | 70 | 13 | 5 | −1.63 | 34 | 76 |
14 | 13 | −1.18 | 38 | 82 | 14 | 22 | −0.89 | 41 | 87 | 13 | 5 | −1.75 | 33 | 74 | 14 | 9 | −1.37 | 36 | 79 |
15 | 19 | −0.9 | 41 | 86 | 15 | 28 | −0.62 | 44 | 91 | 14 | 8 | −1.51 | 35 | 77 | 15 | 15 | −1.12 | 39 | 83 |
16 | 30 | −0.63 | 44 | 91 | 16 | 33 | −0.36 | 46 | 95 | 15 | 10 | −1.26 | 37 | 81 | 16 | 22 | −0.86 | 41 | 87 |
17 | 43 | −0.36 | 46 | 95 | 17 | 44 | −0.10 | 49 | 98 | 16 | 14 | −1.02 | 40 | 85 | 17 | 28 | −0.61 | 44 | 91 |
18 | 51 | −0.08 | 49 | 99 | 18 | 56 | 0.16 | 52 | 102 | 17 | 19 | −0.78 | 42 | 88 | 18 | 36 | −0.35 | 46 | 95 |
19 | 57 | 0.19 | 52 | 103 | 19 | 64 | 0.42 | 54 | 106 | 18 | 26 | −0.54 | 45 | 92 | 19 | 46 | −0.10 | 49 | 99 |
20 | 63 | 0.46 | 55 | 107 | 20 | 72 | 0.68 | 57 | 110 | 19 | 37 | −0.29 | 47 | 96 | 20 | 54 | 0.16 | 52 | 102 |
21 | 70 | 0.73 | 57 | 111 | 21 | 81 | 0.94 | 59 | 114 | 20 | 47 | −0.05 | 49 | 99 | 21 | 61 | 0.41 | 54 | 106 |
22 | 80 | 1.01 | 60 | 115 | 22 | 89 | 1.20 | 62 | 118 | 21 | 56 | 0.19 | 52 | 103 | 22 | 73 | 0.67 | 57 | 110 |
23 | 88 | 1.28 | 63 | 119 | 23 | 94 | 1.47 | 65 | 122 | 22 | 66 | 0.43 | 54 | 107 | 23 | 82 | 0.93 | 59 | 114 |
24 | 94 | 1.55 | 66 | 123 | 24 | 97 | 1.73 | 67 | 126 | 23 | 75 | 0.68 | 57 | 110 | 24 | 88 | 1.18 | 62 | 118 |
25 | 98 | 1.83 | 68 | 127 | 25 | 98 | 1.99 | 70 | 130 | 24 | 82 | 0.92 | 59 | 114 | 25 | 94 | 1.44 | 64 | 122 |
26-30 | 99 | > 1.83 | > 68 | > 127 | 26 | 99 | 2.25 | 72 | 134 | 25 | 87 | 1.16 | 62 | 117 | 26 | 96 | 1.69 | 67 | 125 |
26-30 | 99 | > 1.83 | > 68 | > 127 | 27 | 99 | 2.51 | 75 | 138 | 26 | 93 | 1.41 | 64 | 121 | 27 | 98 | 1.95 | 69 | 129 |
26-30 | 99 | > 1.83 | > 68 | > 127 | 28-39 | 99 | > 2.51 | > 75 | > 138 | 27 | 97 | 1.65 | 66 | 125 | 28 | 99 | 2.20 | 72 | 133 |
26-30 | 99 | > 1.83 | > 68 | > 127 | 28-39 | 99 | > 2.51 | > 75 | > 138 | 28 | 98 | 1.89 | 69 | 128 | 29 | 99 | 2.46 | 75 | 137 |
26-30 | 99 | > 1.83 | > 68 | > 127 | 28-39 | 99 | > 2.51 | > 75 | > 138 | 29 | 99 | 2.13 | 71 | 132 | 30 | 99 | > 2.46 | > 75 | > 137 |
26-30 | 99 | > 1.83 | > 68 | > 127 | 28-39 | 99 | > 2.51 | > 75 | > 138 | 30 | 99 | 2.38 | 74 | 136 | 30 | 99 | > 2.46 | > 75 | > 137 |
N | 64 | N | 109 | N | 204 | N | 137 | ||||||||||||
Mean | 18.31 | Mean | 17.39 | Mean | 20.21 | Mean | 19.38 | ||||||||||||
SD | 3.660 | SD | 3.829 | SD | 4.120 | SD | 3.913 | ||||||||||||
Median | 18 | Median | 17 | Median | 20 | Median | 19 | ||||||||||||
Skewness | 0.048 | Skewness | −0.045 | Skewness | −0.378 | Skewness | −0.125 | ||||||||||||
Kurtosis | −1,023 | Kurtosis | −0.456 | Kurtosis | 0.340 | Kurtosis | −0.380 | ||||||||||||
Range | 12-25 | Range | 9-27 | Range | 6-30 | Range | 10-29 |